Pith Number

pith:FP2CQKVW

pith:2017:FP2CQKVWPACCTFTAINWFMEXTGE

not attested not anchored not stored refs pending

Resolution of strong singularities and geodesic completeness in loop quantum Bianchi-II spacetimes

Parampreet Singh, Sahil Saini

arxiv:1707.08556 v2 · 2017-07-26 · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FP2CQKVWPACCTFTAINWFMEXTGE}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:28:53.268140Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf4282ab67804299660436c5612f33123a495106cb948965fdf5871d2ce5652

Aliases

arxiv: 1707.08556 · arxiv_version: 1707.08556v2 · doi: 10.48550/arxiv.1707.08556 · pith_short_12: FP2CQKVWPACC · pith_short_16: FP2CQKVWPACCTFTA · pith_short_8: FP2CQKVW

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FP2CQKVWPACCTFTAINWFMEXTGE \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2bf4282ab67804299660436c5612f33123a495106cb948965fdf5871d2ce5652

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42093a828cd76d39c82f598c8a88ef7f15128b5783bc3f3d4a96f275e3368221",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2017-07-26T17:38:14Z",
    "title_canon_sha256": "3a26cc838869929bdd25762d6f151a9df6328e24eebdddfb7bdc7503cab0c4dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.08556",
    "kind": "arxiv",
    "version": 2
  }
}